TOKYO (Reuters) - Western Digital Corp has sought a court injunction to prevent Toshiba Corp from selling its chip business without the U.S. firm's consent - a move that threatens to throw the fiercely contested auction into disarray.

TOKYO (Reuters) - Western Digital Corp has sought a court injunction to prevent Toshiba Corp from selling its chip business without the U.S. firm's consent - a move that threatens to throw the fiercely contested auction into disarray.